Browse Bridge Database
12,684 bridges in the FHWA National Bridge Inventory in Louisiana.
National Bridge Inventory Database
Browse 12,684 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| DRAIN CANAL | Louisiana | Fair | 1988 | 24.4 m | 2,496 |
| INTERSTATE 10 | Louisiana | Good | 2008 | 104.2 m | 2,496 |
| DRAIN | Louisiana | Fair | 1957 | 8.2 m | 2,488 |
| CREEK | Louisiana | Fair | 2008 | 210.0 m | 2,487 |
| BAYOU DARBONNE | Louisiana | Poor | 1952 | 220.1 m | 2,487 |
| BAYOU DARBONNE RELIEF | Louisiana | Poor | 1952 | 85.0 m | 2,487 |
| CREEK | Louisiana | Good | 1932 | 11.0 m | 2,485 |
| AIRPORT DITCH | Louisiana | Fair | 1972 | 29.6 m | 2,482 |
| OCKLEY DITCH | Louisiana | Fair | 1964 | 28.3 m | 2,480 |
| DOYLE CREEK | Louisiana | Fair | 1967 | 31.1 m | 2,479 |
| EARL CREEK | Louisiana | Good | 1967 | 43.3 m | 2,479 |
| OLD RIVER | Louisiana | Good | 2000 | 304.8 m | 2,479 |
| CANAL | Louisiana | Good | 2013 | 22.9 m | 2,478 |
| CREEK | Louisiana | Fair | 1952 | 11.0 m | 2,471 |
| DONNER CANAL | Louisiana | Fair | 1984 | 41.1 m | 2,471 |
| CANAL | Louisiana | Good | 1984 | 36.6 m | 2,471 |
| TIGER BAYOU | Louisiana | Good | 1984 | 36.6 m | 2,471 |
| I-55 | Louisiana | Good | 1970 | 67.7 m | 2,470 |
| TANGIPAHOA RIVER | Louisiana | Good | 2006 | 457.2 m | 2,470 |
| BAYOU GRAND MARAIS | Louisiana | Fair | 1952 | 29.3 m | 2,466 |
| COULEE DES ISES | Louisiana | Fair | 1952 | 21.9 m | 2,466 |
| AVERICO CANAL | Louisiana | Fair | 1952 | 8.5 m | 2,466 |
| CREEK | Louisiana | Fair | 1952 | 7.0 m | 2,466 |
| LIZARD CREEK | Louisiana | Fair | 1961 | 42.7 m | 2,466 |
| DRAIN | Louisiana | Good | 1961 | 6.7 m | 2,466 |
| CREEK | Louisiana | Fair | 1961 | 11.3 m | 2,465 |
| CREEK | Louisiana | Good | 1961 | 9.4 m | 2,465 |
| CREEK | Louisiana | Good | 1961 | 7.3 m | 2,465 |
| CREEK | Louisiana | Good | 1961 | 8.5 m | 2,465 |
| GUM POINT GULLY | Louisiana | Fair | 1961 | 7.0 m | 2,465 |
| PRATHER GULLY | Louisiana | Good | 1961 | 9.4 m | 2,465 |
| BAYOU PLAQUEMINE BRULE | Louisiana | Fair | 1962 | 85.3 m | 2,465 |
| TECHE BAYOU @ LEONVILLE | Louisiana | Fair | 1953 | 61.6 m | 2,462 |
| CHOUDRANT CREEK RELIEF | Louisiana | Fair | 1975 | 40.8 m | 2,458 |
| CHOUDRANT CREEK RELIEF | Louisiana | Fair | 1975 | 23.5 m | 2,458 |
| LITTLE CHOUDRANT CREEK | Louisiana | Fair | 1975 | 35.1 m | 2,458 |
| LASALLE COULEE | Louisiana | Fair | 1973 | 17.4 m | 2,452 |
| DRAIN | Louisiana | Fair | 1975 | 17.4 m | 2,449 |
| Bayou Blanc | Louisiana | Good | 1999 | 30.5 m | 2,448 |
| STUMPY BAYOU | Louisiana | Good | 1965 | 24.4 m | 2,446 |
| KITCHEN CREEK | Louisiana | Poor | 1973 | 17.7 m | 2,440 |
| CONTRABAND BAYOU | Louisiana | Fair | 1970 | 6.4 m | 2,440 |
| 20 Arpent Canal | Louisiana | Fair | 2017 | 20.1 m | 2,440 |
| FLAGON BAYOU | Louisiana | Poor | 1973 | 23.5 m | 2,440 |
| FLAGON BAYOU | Louisiana | Poor | 1973 | 17.7 m | 2,440 |
| I10 & LA47 | Louisiana | Good | 1972 | 490.7 m | 2,437 |
| I-10 | Louisiana | Good | 1967 | 212.4 m | 2,437 |
| DRAIN BAYOU | Louisiana | Fair | 1983 | 17.4 m | 2,436 |
| DRAIN | Louisiana | Fair | 1992 | 10.4 m | 2,434 |
| BURCHS CREEK | Louisiana | Fair | 1957 | 30.5 m | 2,434 |
Frequently Asked Questions
The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.
ADT stands for Average Daily Traffic, the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.
Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.